# File lib/rvg/misc.rb, line 315
        def render(x, y, text)
            @ctx.gc.text(x, y, enquote(text))
            tm = @ctx.shadow.get_type_metrics(text)
            dx = case @ctx.text_attrs.text_anchor
                    when :start
                         tm.width
                    when :middle
                         tm.width / 2
                    when :end
                         0
                  end
            [dx, 0]
        end